1 files changed, 183 insertions, 36 deletions
diff --git a/spec/models/wiki_page_spec.rb b/spec/models/wiki_page_spec.rb
index 9840afe6c4e..b2b7721674c 100644
--- a/spec/models/wiki_page_spec.rb
+++ b/spec/models/wiki_page_spec.rb
@@ -188,50 +188,181 @@ describe WikiPage do
     end
   end
 
-  describe "#update" do
-    before do
-      create_page("Update", "content")
-      @page = wiki.find_page("Update")
+  describe '#create' do
+    shared_examples 'create method' do
+      context 'with valid attributes' do
+        it 'raises an error if a page with the same path already exists' do
+          create_page('New Page', 'content')
+          create_page('foo/bar', 'content')
+          expect { create_page('New Page', 'other content') }.to raise_error Gitlab::Git::Wiki::DuplicatePageError
+          expect { create_page('foo/bar', 'other content') }.to raise_error Gitlab::Git::Wiki::DuplicatePageError
+
+          destroy_page('New Page')
+          destroy_page('bar', 'foo')
+        end
+
+        it 'if the title is preceded by a / it is removed' do
+          create_page('/New Page', 'content')
+
+          expect(wiki.find_page('New Page')).not_to be_nil
+
+          destroy_page('New Page')
+        end
+      end
     end
 
-    after do
-      destroy_page(@page.title)
+    context 'when Gitaly is enabled' do
+      it_behaves_like 'create method'
     end
 
-    context "with valid attributes" do
-      it "updates the content of the page" do
-        new_content = "new content"
+    context 'when Gitaly is disabled', :skip_gitaly_mock do
+      it_behaves_like 'create method'
+    end
+  end
 
-        @page.update(content: new_content)
+  describe "#update" do
+    shared_examples 'update method' do
+      before do
+        create_page("Update", "content")
         @page = wiki.find_page("Update")
+      end
 
-        expect(@page.content).to eq("new content")
+      after do
+        destroy_page(@page.title, @page.directory)
       end
 
-      it "updates the title of the page" do
-        new_title = "Index v.1.2.4"
+      context "with valid attributes" do
+        it "updates the content of the page" do
+          new_content = "new content"
+
+          @page.update(content: new_content)
+          @page = wiki.find_page("Update")
+
+          expect(@page.content).to eq("new content")
+        end
 
-        @page.update(title: new_title)
-        @page = wiki.find_page(new_title)
+        it "updates the title of the page" do
+          new_title = "Index v.1.2.4"
 
-        expect(@page.title).to eq(new_title)
+          @page.update(title: new_title)
+          @page = wiki.find_page(new_title)
+
+          expect(@page.title).to eq(new_title)
+        end
+
+        it "returns true" do
+          expect(@page.update(content: "more content")).to be_truthy
+        end
       end
 
-      it "returns true" do
-        expect(@page.update(content: "more content")).to be_truthy
+      context 'with same last commit sha' do
+        it 'returns true' do
+          expect(@page.update(content: 'more content', last_commit_sha: @page.last_commit_sha)).to be_truthy
+        end
       end
-    end
 
-    context 'with same last commit sha' do
-      it 'returns true' do
-        expect(@page.update(content: 'more content', last_commit_sha: @page.last_commit_sha)).to be_truthy
+      context 'with different last commit sha' do
+        it 'raises exception' do
+          expect { @page.update(content: 'more content', last_commit_sha: 'xxx') }.to raise_error(WikiPage::PageChangedError)
+        end
       end
-    end
 
-    context 'with different last commit sha' do
-      it 'raises exception' do
-        expect { @page.update(content: 'more content', last_commit_sha: 'xxx') }.to raise_error(WikiPage::PageChangedError)
+      context 'when renaming a page' do
+        it 'raises an error if the page already exists' do
+          create_page('Existing Page', 'content')
+
+          expect { @page.update(title: 'Existing Page', content: 'new_content') }.to raise_error(WikiPage::PageRenameError)
+          expect(@page.title).to eq 'Update'
+          expect(@page.content).to eq 'new_content'
+
+          destroy_page('Existing Page')
+        end
+
+        it 'updates the content and rename the file' do
+          new_title = 'Renamed Page'
+          new_content = 'updated content'
+
+          expect(@page.update(title: new_title, content: new_content)).to be_truthy
+
+          @page = wiki.find_page(new_title)
+
+          expect(@page).not_to be_nil
+          expect(@page.content).to eq new_content
+        end
+      end
+
+      context 'when moving a page' do
+        it 'raises an error if the page already exists' do
+          create_page('foo/Existing Page', 'content')
+
+          expect { @page.update(title: 'foo/Existing Page', content: 'new_content') }.to raise_error(WikiPage::PageRenameError)
+          expect(@page.title).to eq 'Update'
+          expect(@page.content).to eq 'new_content'
+
+          destroy_page('Existing Page', 'foo')
+        end
+
+        it 'updates the content and moves the file' do
+          new_title = 'foo/Other Page'
+          new_content = 'new_content'
+
+          expect(@page.update(title: new_title, content: new_content)).to be_truthy
+
+          page = wiki.find_page(new_title)
+
+          expect(page).not_to be_nil
+          expect(page.content).to eq new_content
+        end
+
+        context 'in subdir' do
+          before do
+            create_page('foo/Existing Page', 'content')
+            @page = wiki.find_page('foo/Existing Page')
+          end
+
+          it 'moves the page to the root folder if the title is preceded by /', :skip_gitaly_mock do
+            expect(@page.slug).to eq 'foo/Existing-Page'
+            expect(@page.update(title: '/Existing Page', content: 'new_content')).to be_truthy
+            expect(@page.slug).to eq 'Existing-Page'
+          end
+
+          it 'does nothing if it has the same title' do
+            original_path = @page.slug
+
+            expect(@page.update(title: 'Existing Page', content: 'new_content')).to be_truthy
+            expect(@page.slug).to eq original_path
+          end
+        end
+
+        context 'in root dir' do
+          it 'does nothing if the title is preceded by /' do
+            original_path = @page.slug
+
+            expect(@page.update(title: '/Update', content: 'new_content')).to be_truthy
+            expect(@page.slug).to eq original_path
+          end
+        end
       end
+
+      context "with invalid attributes" do
+        it 'aborts update if title blank' do
+          expect(@page.update(title: '', content: 'new_content')).to be_falsey
+          expect(@page.content).to eq 'new_content'
+
+          page = wiki.find_page('Update')
+          expect(page.content).to eq 'content'
+
+          @page.title = 'Update'
+        end
+      end
+    end
+
+    context 'when Gitaly is enabled' do
+      it_behaves_like 'update method'
+    end
+
+    context 'when Gitaly is disabled', :skip_gitaly_mock do
+      it_behaves_like 'update method'
     end
   end
 
@@ -252,18 +383,34 @@ describe WikiPage do
   end
 
   describe "#versions" do
-    before do
-      create_page("Update", "content")
-      @page = wiki.find_page("Update")
+    shared_examples 'wiki page versions' do
+      let(:page) { wiki.find_page("Update") }
+
+      before do
+        create_page("Update", "content")
+      end
+
+      after do
+        destroy_page("Update")
+      end
+
+      it "returns an array of all commits for the page" do
+        3.times { |i| page.update(content: "content #{i}") }
+
+        expect(page.versions.count).to eq(4)
+      end
+
+      it 'returns instances of WikiPageVersion' do
+        expect(page.versions).to all( be_a(Gitlab::Git::WikiPageVersion) )
+      end
     end
 
-    after do
-      destroy_page("Update")
+    context 'when Gitaly is enabled' do
+      it_behaves_like 'wiki page versions'
     end
 
-    it "returns an array of all commits for the page" do
-      3.times { |i| @page.update(content: "content #{i}") }
-      expect(@page.versions.count).to eq(4)
+    context 'when Gitaly is disabled', :disable_gitaly do
+      it_behaves_like 'wiki page versions'
     end
   end
 
@@ -421,8 +568,8 @@ describe WikiPage do
     wiki.wiki.write_page(name, :markdown, content, commit_details)
   end
 
-  def destroy_page(title)
-    page = wiki.wiki.page(title: title)
+  def destroy_page(title, dir = '')
+    page = wiki.wiki.page(title: title, dir: dir)
     wiki.delete_page(page, "test commit")
   end